Home / 803,385.47-1,107,663.20-588,151.87

Finding the Fourth Proportional to 803,385.47, 1,107,663.20 and 588,151.87

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Solution

The fourth proportional to 803,385.47, 1,107,663.20 and 588,151.87 is: 810,911.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,385.47 : 1,107,663.20 = 588,151.87 : x
  2. Step 2: Convert to fraction form
    803,385.47/1,107,663.20 = 588,151.87/x
  3. Step 3: Cross multiply
    803,385.47x = 1,107,663.20 × 588,151.87
  4. Step 4: Simplify right side
    803,385.47x = 651,474,182,410.18
  5. Step 5: Solve for x
    x = 651,474,182,410.18/803,385.47
  6. Step 6: Final answer
    x = 810,911.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.